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import SQLite.*;
import java.io.*;
public class test3 implements SQLite.Trace, SQLite.Profile {
public void trace(String stmt) {
System.out.println("TRACE: " + stmt);
}
public void profile(String stmt, long est) {
System.out.println("PROFILE(" + est + "): " + stmt);
}
SQLite.Stmt prep_ins(SQLite.Database db, String sql)
throws SQLite.Exception {
return db.prepare(sql);
}
void do_ins(SQLite.Stmt stmt) throws SQLite.Exception {
stmt.reset();
while (stmt.step()) {
}
}
void do_ins(SQLite.Stmt stmt, int i, double d, String t, byte[] b)
throws SQLite.Exception {
stmt.reset();
stmt.bind(1, i);
stmt.bind(2, d);
stmt.bind(3, t);
stmt.bind(4, b);
while (stmt.step()) {
}
}
void do_exec(SQLite.Database db, String sql) throws SQLite.Exception {
SQLite.Stmt stmt = db.prepare(sql);
while (stmt.step()) {
}
stmt.close();
}
void do_select(SQLite.Database db, String sql) throws SQLite.Exception {
SQLite.Stmt stmt = db.prepare(sql);
int row = 0;
while (stmt.step()) {
int i, ncol = stmt.column_count();
System.out.println("=== ROW " + row + "===");
for (i = 0; i < ncol; i++) {
try {
System.out.print(stmt.column_database_name(i) + "." +
stmt.column_table_name(i) + "." +
stmt.column_origin_name(i) + "<" +
stmt.column_decltype(i) + ">=");
} catch (SQLite.Exception se) {
System.out.print("COLUMN#" + i + "<" +
stmt.column_decltype(i) + ">=");
}
Object obj = stmt.column(i);
if (obj == null) {
System.out.println("null<null>");
} else if (obj instanceof byte[]) {
byte[] b = (byte[]) obj;
String sep = "";
System.out.print("{");
for (i = 0; i < b.length; i++) {
System.out.print(sep + b[i]);
sep = ",";
}
System.out.print("}");
} else {
System.out.print(obj.toString());
}
if (obj != null) {
System.out.println("<" + obj.getClass().getName() + ">");
}
}
row++;
}
stmt.close();
}
public static void main(String args[]) {
boolean error = true;
test3 T = new test3();
System.out.println("LIB version: " + SQLite.Database.version());
SQLite.Database db = new SQLite.Database();
try {
byte[] b;
db.open("db3", 0666);
System.out.println("DB version: " + db.dbversion());
db.busy_timeout(1000);
db.busy_handler(null);
db.trace(T);
db.profile(T);
T.do_exec(db, "create table TEST3("+
"i integer, d double, t text, b blob)");
T.do_exec(db, "create table B(" +
"id integer primary key, val blob)");
T.do_select(db, "select * from sqlite_master");
Stmt ins = T.prep_ins(db, "insert into TEST3(i,d,t,b)" +
" VALUES(:one,:two,:three,:four)");
System.out.println("INFO: " + ins.bind_parameter_count() +
" parameters");
for (int i = 1; i <= ins.bind_parameter_count(); i++) {
String name = ins.bind_parameter_name(i);
if (name != null) {
System.out.println("INFO: name for " + i + " is " + name);
System.out.println("INFO: index of " + name + " is " +
ins.bind_parameter_index(name));
}
}
b = new byte[4];
b[0] = 1; b[1] = 1; b[2] = 2; b[3] = 3;
T.do_ins(ins, 1, 2.4, "two point four", b);
T.do_ins(ins);
b[0] = -1; b[1] = -2; b[2] = -3; b[3] = -4;
T.do_ins(ins, 2, 4.8, "four point eight", b);
T.do_ins(ins);
T.do_ins(ins, 3, -3.333, null, null);
ins.close();
T.do_select(db, "select * from TEST3");
T.do_exec(db, "insert into B values(NULL, zeroblob(128))");
T.do_exec(db, "insert into B values(NULL, zeroblob(128))");
T.do_exec(db, "insert into B values(NULL, zeroblob(128))");
T.do_select(db, "select id from B");
byte[] b128 = new byte[128];
for (int i = 0; i < b128.length; i++) {
b128[i] = (byte) i;
}
Blob blob = db.open_blob("main", "B", "val", 1, true);
OutputStream os = blob.getOutputStream();
os.write(b128);
os.close();
blob.close();
blob = db.open_blob("main", "B", "val", 3, true);
os = blob.getOutputStream();
os.write(b128);
os.close();
blob.close();
T.do_select(db, "select * from B");
blob = db.open_blob("main", "B", "val", 1, false);
InputStream is = blob.getInputStream();
is.skip(96);
is.read(b);
is.close();
blob.close();
System.out.println("INFO: expecting {96,97,98,99} got {" +
b[0] + "," + b[1] + "," +
b[2] + "," + b[3] + "}");
System.out.println("INFO: backup begin");
try {
SQLite.Database dbdest = new SQLite.Database();
dbdest.open("db3-backup", 0666);
dbdest.busy_timeout(1000);
dbdest.busy_handler(null);
Backup backup = db.backup(dbdest, "main", "main");
while (!backup.step(1)) {
System.out.println("INFO: backup step: "
+ backup.remaining() + "/"
+ backup.pagecount());
}
b = null;
System.out.println("INFO: backup end");
} catch (java.lang.Exception ee) {
System.err.println("error: " + ee);
}
int info[] = new int[2];
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_MALLOC_COUNT, info, false);
System.out.println("INFO: status(STATUS_MALLOC_COUNT) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_MALLOC_SIZE, info, false);
System.out.println("INFO: status(STATUS_MALLOC_SIZE) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_MEMORY_USED, info, false);
System.out.println("INFO: status(STATUS_MEMORY_USED) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_PAGECACHE_OVERFLOW, info, false);
System.out.println("INFO: status(STATUS_PAGECACHE_OVERFLOW) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_PAGECACHE_SIZE, info, false);
System.out.println("INFO: status(STATUS_PAGECACHE_SIZE) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_PAGECACHE_USED, info, false);
System.out.println("INFO: status(STATUS_PAGECACHE_USED) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_PARSER_STACK, info, false);
System.out.println("INFO: status(STATUS_PARSER_STACK) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_SCRATCH_OVERFLOW, info, false);
System.out.println("INFO: status(STATUS_SCRATCH_OVERFLOW) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_SCRATCH_SIZE, info, false);
System.out.println("INFO: status(STATUS_SCRATCH_SIZE) = "
+ info[0] + "/" + info[1]);
SQLite.Database.status(SQLite.Constants.SQLITE_STATUS_SCRATCH_USED, info, false);
System.out.println("INFO: status(STATUS_SCRATCH_USED) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_CACHE_HIT, info, false);
System.out.println("INFO: db_status(DBSTATUS_CACHE_HIT) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_CACHE_MISS, info, false);
System.out.println("INFO: db_status(DBSTATUS_CACHE_MISS) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_CACHE_USED, info, false);
System.out.println("INFO: db_status(DBSTATUS_CACHE_USED) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_LOOKASIDE_HIT, info, false);
System.out.println("INFO: db_status(DBSTATUS_LOOKASIZE_HIT) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_LOOKASIDE_MISS_FULL, info, false);
System.out.println("INFO: db_status(DBSTATUS_LOOKASIZE_MISS_FULL) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_LOOKASIDE_MISS_SIZE, info, false);
System.out.println("INFO: db_status(DBSTATUS_LOOKASIZE_MISS_SIZE) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_LOOKASIDE_USED, info, false);
System.out.println("INFO: db_status(DBSTATUS_LOOKASIZE_USED) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_SCHEMA_USED, info, false);
System.out.println("INFO: db_status(DBSTATUS_SCHEMA_USED) = "
+ info[0] + "/" + info[1]);
db.db_status(SQLite.Constants.SQLITE_DBSTATUS_STMT_USED, info, false);
System.out.println("INFO: db_status(DBSTATUS_STMT_USED) = "
+ info[0] + "/" + info[1]);
T.do_exec(db, "drop table TEST3");
T.do_exec(db, "drop table B");
T.do_select(db, "select * from sqlite_master");
error = false;
} catch (java.lang.Exception e) {
System.err.println("error: " + e);
e.printStackTrace();
} finally {
try {
System.err.println("cleaning up ...");
try {
T.do_exec(db, "drop table TEST3");
T.do_exec(db, "drop table B");
} catch(SQLite.Exception e) {
}
db.close();
} catch(java.lang.Exception e) {
System.err.println("error: " + e);
error = true;
} finally {
System.err.println("done.");
}
}
if (error) {
System.exit(1);
}
}
}
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